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����ʡܵϢ˼壬ַĹֲͣܶʵʶγɷ壬ڣʲôãʲôطֹΪƽγԲܣԲƳɷιȻгҪȡһ50ÿֻԴӶ10*10*0.8-1.5~~500*500*10-25ܰ;ΪṹܣװηܣܣеܵȡܲƷص㼰;1ܲƷ˵ һֿķεĽͱֹҲΪͲġQ235ֻΪĸľӹͺپƵƳɵķν״ߴ֡غڷܳں,Dzߴͱ߲ƽֱȾﵽ躸ͷܵˮƽ 2; ܵ;не죬Ŀ 촬̫ܷ֧ܣֽụ̣̃́糧ũҵͻѧеĻǽ̣,¯죬·ˣݽȡ༭ηܷ1շ ܰշ֣췽ܡ췽ܡѹ췽ܡӷܡ кӷַΪ (a)շ֡绡ܡ躸(ƵƵ)ܡ¯ (b)ֱ֡캸ܡ 2ܲʷ ܰʷ֣ ַ̼ܡͺϽܡַ̼ΪQ195Q215Q235SS40020#֡45#ֵȣͺϽַΪQ34516MnQ390ST52-3ȡ 3 ֣ܰ귽ܣձ귽ܣӢƷܣ귽ܣŷ귽ܣDZ귽ܡ 4ܶ״ ܰ״ࣺ (1)淽ܡηܡη (2)Ӷ淽ܡηܡηܡηܡͷ 5ܱ洦 ܰ洦֣ ȶпܡ пܡͿͷܡϴ 6; ܰ;ࡪװ÷ܡ豸÷ܡеҵ÷ܡ÷ܡֽṹ÷ܡ촬÷ܡ÷ܡ÷ܡ; 7ܱں ܰںࡪ ڷܡڷܺͱڷ����ʡܣԼܵϸܣ㻹Բ鿴����ʡܵ |
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